/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 */
/**
 *   Copyright (C) 2015 Typesafe Inc. <http://typesafe.com>
 */
package io.github.interestinglab.waterdrop.config.impl;

import io.github.interestinglab.waterdrop.config.parser.ConfigNode;

import java.util.Collection;

abstract class AbstractConfigNode implements ConfigNode {
    abstract Collection<Token> tokens();
    final public String render() {
        StringBuilder origText = new StringBuilder();
        Iterable<Token> tokens = tokens();
        for (Token t : tokens) {
            origText.append(t.tokenText());
        }
        return origText.toString();
    }

    @Override
    final public boolean equals(Object other) {
        return other instanceof AbstractConfigNode && render().equals(((AbstractConfigNode)other).render());
    }

    @Override
    final public int hashCode() {
        return render().hashCode();
    }
}
